I stopped by Citi Hardware to guy 3 wire Romex (hot, neutral, ground) for a small wiring project but was told by the salesman there that 3 wire is not available in RP. When I asked how grounding was performed in RP the salesman told me that grounding was usually not done here. So, if that is true, how have you who have done wiring installed a ground? Do you just run an additional wire along with the Romex for a ground? Also, the shortest grounding spike that Citi Hardware had was 10 feet in length. In my location that would penetrate the water table. I do not know enough about wiring and g